| /* |
| * Copyright (C) 2012 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.location.fused; |
| |
| import android.content.BroadcastReceiver; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.location.Criteria; |
| import android.os.Handler; |
| import android.os.Looper; |
| import android.os.UserHandle; |
| import android.os.WorkSource; |
| |
| import com.android.location.provider.LocationProviderBase; |
| import com.android.location.provider.ProviderPropertiesUnbundled; |
| import com.android.location.provider.ProviderRequestUnbundled; |
| |
| import java.io.FileDescriptor; |
| import java.io.PrintWriter; |
| |
| class FusedLocationProvider extends LocationProviderBase implements FusionEngine.Callback { |
| private static final String TAG = "FusedLocationProvider"; |
| |
| private static ProviderPropertiesUnbundled PROPERTIES = ProviderPropertiesUnbundled.create( |
| false, false, false, false, true, true, true, Criteria.POWER_LOW, |
| Criteria.ACCURACY_FINE); |
| |
| private final Context mContext; |
| private final Handler mHandler; |
| private final FusionEngine mEngine; |
| |
| private final BroadcastReceiver mUserSwitchReceiver = new BroadcastReceiver() { |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| String action = intent.getAction(); |
| if (Intent.ACTION_USER_SWITCHED.equals(action)) { |
| mEngine.switchUser(); |
| } |
| } |
| }; |
| |
| FusedLocationProvider(Context context) { |
| super(TAG, PROPERTIES); |
| |
| mContext = context; |
| mHandler = new Handler(Looper.myLooper()); |
| mEngine = new FusionEngine(context, Looper.myLooper(), this); |
| } |
| |
| void init() { |
| // listen for user change |
| mContext.registerReceiverAsUser(mUserSwitchReceiver, UserHandle.ALL, |
| new IntentFilter(Intent.ACTION_USER_SWITCHED), null, mHandler); |
| } |
| |
| void destroy() { |
| mContext.unregisterReceiver(mUserSwitchReceiver); |
| mHandler.post(() -> mEngine.setRequest(null)); |
| } |
| |
| @Override |
| public void onSetRequest(ProviderRequestUnbundled request, WorkSource source) { |
| mHandler.post(() -> mEngine.setRequest(request)); |
| } |
| |
| @Override |
| public void onDump(FileDescriptor fd, PrintWriter pw, String[] args) { |
| mEngine.dump(fd, pw, args); |
| } |
| } |